⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-1700172, with some changes.
This name is a synonym of Osmorhiza aristata var. longistylis .
The record derives from Tropicos which reports it as a synonym (record 1700172
) with original publication details: Prodr. 4: 232 232 1830.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:845559-1
.